How to upgrade a mini computer processor?

[OTG111]

Hello, i bought a new mini pc with a nice processor (I7 4650u) from Aliexpress, his working very nice but i really want a new processor, and everybody i know tell me that i cant upgrade, and i want to know if its the truth...

(sorry for my english)
omer.

 

[bignastyid]

You can't replace just the cpu. The i7 4650u is BGA meaing its soldered to the motherboard so you'd have to replace it aswell.